13 Commits
master ... vim

Author SHA1 Message Date
Maas Lalani
9eea57c1e8 feat: insert new lines with o/O 2022-08-15 10:38:16 -04:00
Maas Lalani
e691e35a6d fix(textarea): reset lastCharOffset if not moving vertically 2022-08-15 10:38:15 -04:00
Maas Lalani
0f1a912f12 fix: edge cases with {d,c}iw and {d,c}aw 2022-08-15 10:38:15 -04:00
Maas Lalani
715108b08b fix(textarea): better SeekInner and SeekAround 2022-08-15 10:38:15 -04:00
Maas Lalani
3e1a14200c fix(textarea): ActionChange + e should also delete end of word 2022-08-15 10:38:15 -04:00
Maas Lalani
907f5e659d feat(textarea): motions for seeking to characters (f/t/T/F/a/i) 2022-08-15 10:38:15 -04:00
Maas Lalani
2cffee5f40 fix(textarea): deleteRange multiple lines 2022-08-15 10:38:15 -04:00
Maas Lalani
8c9798c7f6 feat(textarea): findWordRight / findWordLeft 2022-08-15 10:38:15 -04:00
Maas Lalani
fdfe776a07 feat: delete/change ranges 2022-08-15 10:38:14 -04:00
Maas Lalani
fb44abddf8 refactor: split files into {modal,normal,insert}.go 2022-08-15 10:38:14 -04:00
Maas Lalani
447ff2da6a feat: ranges and motions 2022-08-15 10:38:14 -04:00
Maas Lalani
57a01e62e3 fix: cursor updating
cursor remains static in Normal mode and blinks in insert mode.
2022-08-15 10:38:14 -04:00
Maas Lalani
f5b74d002c feat(textarea): basic vim emulation
Normal & Insert Mode
Normal Mode:
* i/I/a/A insert at cursor, after cursor, start, end
* e/E/w/W word forward
* b/B word backward
* h/j/k/l cursor left/down/up/right
* p to paste
2022-08-15 10:38:06 -04:00
22 changed files with 1416 additions and 861 deletions

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@@ -1,22 +0,0 @@
version: 2
updates:
- package-ecosystem: "gomod"
directory: "/"
schedule:
interval: "daily"
time: "08:00"
labels:
- "dependencies"
commit-message:
prefix: "feat"
include: "scope"
- package-ecosystem: "github-actions"
directory: "/"
schedule:
interval: "daily"
time: "08:00"
labels:
- "dependencies"
commit-message:
prefix: "chore"
include: "scope"

View File

@@ -11,12 +11,12 @@ jobs:
GO111MODULE: "on"
steps:
- name: Install Go
uses: actions/setup-go@v3
uses: actions/setup-go@v2
with:
go-version: ${{ matrix.go-version }}
- name: Checkout code
uses: actions/checkout@v3
uses: actions/checkout@v2
- name: Download Go modules
run: go mod download

View File

@@ -12,12 +12,12 @@ jobs:
GO111MODULE: "on"
steps:
- name: Install Go
uses: actions/setup-go@v3
uses: actions/setup-go@v2
with:
go-version: ${{ matrix.go-version }}
- name: Checkout code
uses: actions/checkout@v3
uses: actions/checkout@v2
- name: Coverage
env:

View File

@@ -1,28 +0,0 @@
name: lint-soft
on:
push:
pull_request:
permissions:
contents: read
# Optional: allow read access to pull request. Use with `only-new-issues` option.
pull-requests: read
jobs:
golangci:
name: lint-soft
runs-on: ubuntu-latest
steps:
- name: Install Go
uses: actions/setup-go@v3
with:
go-version: ^1
- uses: actions/checkout@v3
- name: golangci-lint
uses: golangci/golangci-lint-action@v3
with:
# Optional: golangci-lint command line arguments.
args: --config .golangci-soft.yml --issues-exit-code=0
# Optional: show only new issues if it's a pull request. The default value is `false`.
only-new-issues: true

View File

@@ -1,28 +1,18 @@
name: lint
on:
push:
pull_request:
permissions:
contents: read
# Optional: allow read access to pull request. Use with `only-new-issues` option.
pull-requests: read
on: [push, pull_request]
jobs:
golangci:
name: lint
runs-on: ubuntu-latest
steps:
- name: Install Go
uses: actions/setup-go@v3
with:
go-version: ^1
- uses: actions/checkout@v3
- uses: actions/checkout@v2
- name: golangci-lint
uses: golangci/golangci-lint-action@v3
uses: golangci/golangci-lint-action@v2
with:
# Optional: golangci-lint command line arguments.
#args:
args: --issues-exit-code=0
# Optional: working directory, useful for monorepos
# working-directory: somedir
# Optional: show only new issues if it's a pull request. The default value is `false`.
only-new-issues: true

View File

@@ -1,47 +0,0 @@
run:
tests: false
issues:
include:
- EXC0001
- EXC0005
- EXC0011
- EXC0012
- EXC0013
max-issues-per-linter: 0
max-same-issues: 0
linters:
enable:
# - dupl
- exhaustive
# - exhaustivestruct
- goconst
- godot
- godox
- gomnd
- gomoddirectives
- goprintffuncname
- ifshort
# - lll
- misspell
- nakedret
- nestif
- noctx
- nolintlint
- prealloc
- wrapcheck
# disable default linters, they are already enabled in .golangci.yml
disable:
- deadcode
- errcheck
- gosimple
- govet
- ineffassign
- staticcheck
- structcheck
- typecheck
- unused
- varcheck

View File

@@ -15,15 +15,20 @@ issues:
linters:
enable:
- bodyclose
- dupl
- exportloopref
- goconst
- godot
- godox
- goimports
- goprintffuncname
- gosec
- nilerr
- predeclared
- ifshort
- misspell
- prealloc
- revive
- rowserrcheck
- sqlclosecheck
- tparallel
- unconvert
- unparam
- whitespace

View File

@@ -26,8 +26,8 @@ applications. These components are used in production in [Glow][glow],
A spinner, useful for indicating that some kind an operation is happening.
There are a couple default ones, but you can also pass your own ”frames.”
* [Example code, basic spinner](https://github.com/charmbracelet/bubbletea/tree/master/examples/spinner/main.go)
* [Example code, various spinners](https://github.com/charmbracelet/bubbletea/tree/master/examples/spinners/main.go)
* [Example code, basic spinner](https://github.com/charmbracelet/tea/tree/master/examples/spinner/main.go)
* [Example code, various spinners](https://github.com/charmbracelet/tea/tree/master/examples/spinners/main.go)
## Text Input
@@ -38,8 +38,8 @@ A text input field, akin to an `<input type="text">` in HTML. Supports unicode,
pasting, in-place scrolling when the value exceeds the width of the element and
the common, and many customization options.
* [Example code, one field](https://github.com/charmbracelet/bubbletea/tree/master/examples/textinput/main.go)
* [Example code, many fields](https://github.com/charmbracelet/bubbletea/tree/master/examples/textinputs/main.go)
* [Example code, one field](https://github.com/charmbracelet/tea/tree/master/examples/textinput/main.go)
* [Example code, many fields](https://github.com/charmbracelet/tea/tree/master/examples/textinputs/main.go)
## Text Area
@@ -50,21 +50,17 @@ spans multiple lines. Supports unicode, pasting, vertical scrolling when the
value exceeds the width and height of the element, and many customization
options.
* [Example code, chat input](https://github.com/charmbracelet/bubbletea/tree/master/examples/chat/main.go)
* [Example code, story time input](https://github.com/charmbracelet/bubbletea/tree/master/examples/textarea/main.go)
* [Example code, chat input](https://github.com/charmbracelet/tea/tree/master/examples/chat/main.go)
* [Example code, story time input](https://github.com/charmbracelet/tea/tree/master/examples/textarea/main.go)
## Table
<img src="https://stuff.charm.sh/bubbles-examples/table.gif" width="400" alt="Table Example">
A component for displaying and navigating tabular data (columns and rows).
Supports vertical scrolling and many customization options.
* [Example code, countries and populations](https://github.com/charmbracelet/bubbletea/tree/master/examples/table/main.go)
## Progress
<img src="https://stuff.charm.sh/bubbles-examples/progress.gif" width="800" alt="Progressbar Example">
<picture>
<source media="(max-width: 800px)" srcset="https://stuff.charm.sh/bubbles-examples/progress.gif">
<source media="(min-width: 800px)" width="800" srcset="https://stuff.charm.sh/bubbles-examples/progress.gif">
<img src="https://stuff.charm.sh/bubbles-examples/progress.gif" alt="Progressbar Example">
</picture>
A simple, customizable progress meter, with optional animation via
[Harmonica][harmonica]. Supports solid and gradient fills. The empty and filled
@@ -91,13 +87,17 @@ logic and visualize pagination however you like.
## Viewport
<img src="https://stuff.charm.sh/bubbles-examples/viewport.gif" width="600" alt="Viewport Example">
<picture>
<source media="(max-width: 600px)" srcset="https://stuff.charm.sh/bubbles-examples/viewport.gif?0">
<source media="(min-width: 600px)" width="600" srcset="https://stuff.charm.sh/bubbles-examples/viewport.gif?0">
<img src="https://stuff.charm.sh/bubbles-examples/viewport.gif?0" alt="Viewport Example">
</picture>
A viewport for vertically scrolling content. Optionally includes standard
pager keybindings and mouse wheel support. A high performance mode is available
for applications which make use of the alternate screen buffer.
* [Example code](https://github.com/charmbracelet/bubbletea/tree/master/examples/pager/main.go)
* [Example code](https://github.com/charmbracelet/tea/tree/master/examples/pager/main.go)
This component is well complemented with [Reflow][reflow] for ANSI-aware
indenting and text wrapping.
@@ -107,16 +107,20 @@ indenting and text wrapping.
## List
<img src="https://stuff.charm.sh/bubbles-examples/list.gif" width="600" alt="List Example">
<picture>
<source media="(max-width: 600px)" srcset="https://stuff.charm.sh/bubbles-examples/list.gif">
<source media="(min-width: 600px)" width="600" srcset="https://stuff.charm.sh/bubbles-examples/list.gif">
<img src="https://stuff.charm.sh/bubbles-examples/list.gif" alt="List Example">
</picture>
A customizable, batteries-included component for browsing a set of items.
Features pagination, fuzzy filtering, auto-generated help, an activity spinner,
and status messages, all of which can be enabled and disabled as needed.
Extrapolated from [Glow][glow].
* [Example code, default list](https://github.com/charmbracelet/bubbletea/tree/master/examples/list-default/main.go)
* [Example code, simple list](https://github.com/charmbracelet/bubbletea/tree/master/examples/list-simple/main.go)
* [Example code, all features](https://github.com/charmbracelet/bubbletea/tree/master/examples/list-fancy/main.go)
* [Example code, default list](https://github.com/charmbracelet/tea/tree/master/examples/list-default/main.go)
* [Example code, simple list](https://github.com/charmbracelet/tea/tree/master/examples/list-simple/main.go)
* [Example code, all features](https://github.com/charmbracelet/tea/tree/master/examples/list-fancy/main.go)
## Timer
@@ -141,7 +145,11 @@ can be customized as you see fit.
## Help
<img src="https://stuff.charm.sh/bubbles-examples/help.gif" width="500" alt="Help Example">
<picture>
<source media="(max-width: 500px)" srcset="https://stuff.charm.sh/bubbles-examples/help.gif">
<source media="(min-width: 500px)" width="500" srcset="https://stuff.charm.sh/bubbles-examples/help.gif">
<img src="https://stuff.charm.sh/bubbles-examples/help.gif" alt="Help Example">
</picture>
A customizable horizontal mini help view that automatically generates itself
from your keybindings. It features single and multi-line modes, which the user
@@ -217,17 +225,11 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
If youve built a Bubble you think should be listed here,
[let us know](mailto:vt100@charm.sh).
## Feedback
Wed love to hear your thoughts on this project. Feel free to drop us a note!
* [Twitter](https://twitter.com/charmcli)
* [The Fediverse](https://mastodon.social/@charmcli)
* [Discord](https://charm.sh/chat)
## License
[MIT](https://github.com/charmbracelet/bubbletea/raw/master/LICENSE)
[MIT](https://github.com/charmbracelet/teaparty/raw/master/LICENSE)
***
@@ -236,3 +238,5 @@ Part of [Charm](https://charm.sh).
<a href="https://charm.sh/"><img alt="The Charm logo" src="https://stuff.charm.sh/charm-badge.jpg" width="400"></a>
Charm热爱开源 • Charm loves open source
[charm]: https://charm.sh/

View File

@@ -70,8 +70,8 @@ type Model struct {
blinkCtx *blinkCtx
// The ID of the blink message we're expecting to receive.
blinkTag int
// mode determines the behavior of the cursor
mode Mode
// cursorMode determines the behavior of the cursor
cursorMode Mode
}
// New creates a new model with default settings.
@@ -79,8 +79,8 @@ func New() Model {
return Model{
BlinkSpeed: defaultBlinkSpeed,
Blink: true,
mode: CursorBlink,
Blink: true,
cursorMode: CursorBlink,
blinkCtx: &blinkCtx{
ctx: context.Background(),
@@ -94,7 +94,7 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
case initialBlinkMsg:
// We accept all initialBlinkMsgs generated by the Blink command.
if m.mode != CursorBlink || !m.focus {
if m.cursorMode != CursorBlink || !m.focus {
return m, nil
}
@@ -106,7 +106,7 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
// only exactly when it should.
// Is this model blink-able?
if m.mode != CursorBlink || !m.focus {
if m.cursorMode != CursorBlink || !m.focus {
return m, nil
}
@@ -116,7 +116,7 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
}
var cmd tea.Cmd
if m.mode == CursorBlink {
if m.cursorMode == CursorBlink {
m.Blink = !m.Blink
cmd = m.BlinkCmd()
}
@@ -128,18 +128,18 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
return m, nil
}
// Mode returns the model's cursor mode. For available cursor modes, see
// type Mode.
func (m Model) Mode() Mode {
return m.mode
// CursorMode returns the model's cursor mode. For available cursor modes, see
// type CursorMode.
func (m Model) CursorMode() Mode {
return m.cursorMode
}
// SetMode sets the model's cursor mode. This method returns a command.
// SetCursorMode sets the model's cursor mode. This method returns a command.
//
// For available cursor modes, see type CursorMode.
func (m *Model) SetMode(mode Mode) tea.Cmd {
m.mode = mode
m.Blink = m.mode == CursorHide || !m.focus
func (m *Model) SetCursorMode(mode Mode) tea.Cmd {
m.cursorMode = mode
m.Blink = m.cursorMode == CursorHide || !m.focus
if mode == CursorBlink {
return Blink
}
@@ -148,7 +148,7 @@ func (m *Model) SetMode(mode Mode) tea.Cmd {
// BlinkCmd is an command used to manage cursor blinking.
func (m *Model) BlinkCmd() tea.Cmd {
if m.mode != CursorBlink {
if m.cursorMode != CursorBlink {
return nil
}
@@ -179,9 +179,9 @@ func Blink() tea.Msg {
// Focus focuses the cursor to allow it to blink if desired.
func (m *Model) Focus() tea.Cmd {
m.focus = true
m.Blink = m.mode == CursorHide // show the cursor unless we've explicitly hidden it
m.Blink = m.cursorMode == CursorHide // show the cursor unless we've explicitly hidden it
if m.mode == CursorBlink && m.focus {
if m.cursorMode == CursorBlink && m.focus {
return m.BlinkCmd()
}
return nil
@@ -201,7 +201,7 @@ func (m *Model) SetChar(char string) {
// View displays the cursor.
func (m Model) View() string {
if m.Blink {
return m.TextStyle.Inline(true).Render(m.char)
return m.TextStyle.Render(m.char)
}
return m.Style.Inline(true).Reverse(true).Render(m.char)
}

6
go.mod
View File

@@ -4,12 +4,12 @@ go 1.13
require (
github.com/atotto/clipboard v0.1.4
github.com/charmbracelet/bubbletea v0.22.1
github.com/charmbracelet/bubbletea v0.21.0
github.com/charmbracelet/harmonica v0.2.0
github.com/charmbracelet/lipgloss v0.6.0
github.com/charmbracelet/lipgloss v0.5.0
github.com/kylelemons/godebug v1.1.0 // indirect
github.com/lucasb-eyer/go-colorful v1.2.0
github.com/mattn/go-runewidth v0.0.14
github.com/mattn/go-runewidth v0.0.13
github.com/muesli/reflow v0.3.0
github.com/muesli/termenv v0.11.1-0.20220212125758-44cd13922739
github.com/sahilm/fuzzy v0.1.0

30
go.sum
View File

@@ -1,31 +1,27 @@
github.com/atotto/clipboard v0.1.4 h1:EH0zSVneZPSuFR11BlR9YppQTVDbh5+16AmcJi4g1z4=
github.com/atotto/clipboard v0.1.4/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
github.com/charmbracelet/bubbletea v0.22.1 h1:z66q0LWdJNOWEH9zadiAIXp2GN1AWrwNXU8obVY9X24=
github.com/charmbracelet/bubbletea v0.22.1/go.mod h1:8/7hVvbPN6ZZPkczLiB8YpLkLJ0n7DMho5Wvfd2X1C0=
github.com/charmbracelet/bubbletea v0.21.0 h1:f3y+kanzgev5PA916qxmDybSHU3N804uOnKnhRPXTcI=
github.com/charmbracelet/bubbletea v0.21.0/go.mod h1:GgmJMec61d08zXsOhqRC/AiOx4K4pmz+VIcRIm1FKr4=
github.com/charmbracelet/harmonica v0.2.0 h1:8NxJWRWg/bzKqqEaaeFNipOu77YR5t8aSwG4pgaUBiQ=
github.com/charmbracelet/harmonica v0.2.0/go.mod h1:KSri/1RMQOZLbw7AHqgcBycp8pgJnQMYYT8QZRqZ1Ao=
github.com/charmbracelet/lipgloss v0.6.0 h1:1StyZB9vBSOyuZxQUcUwGr17JmojPNm87inij9N3wJY=
github.com/charmbracelet/lipgloss v0.6.0/go.mod h1:tHh2wr34xcHjC2HCXIlGSG1jaDF0S0atAUvBMP6Ppuk=
github.com/charmbracelet/lipgloss v0.5.0 h1:lulQHuVeodSgDez+3rGiuxlPVXSnhth442DATR2/8t8=
github.com/charmbracelet/lipgloss v0.5.0/go.mod h1:EZLha/HbzEt7cYqdFPovlqy5FZPj0xFhg5SaqxScmgs=
github.com/containerd/console v1.0.3 h1:lIr7SlA5PxZyMV30bDW0MGbiOPXwc63yRuCP0ARubLw=
github.com/containerd/console v1.0.3/go.mod h1:7LqA/THxQ86k76b8c/EMSiaJ3h1eZkMkXar0TQ1gf3U=
github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y=
github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ=
github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-localereader v0.0.1 h1:ygSAOl7ZXTx4RdPYinUpg6W99U8jWvWi9Ye2JC/oIi4=
github.com/mattn/go-localereader v0.0.1/go.mod h1:8fBrzywKY7BI3czFoHkuzRoWE9C+EiG4R1k4Cjx5p88=
github.com/mattn/go-runewidth v0.0.10/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
github.com/mattn/go-runewidth v0.0.12/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
github.com/mattn/go-runewidth v0.0.13 h1:lTGmDsbAYt5DmK6OnoV7EuIF1wEIFAcxld6ypU4OSgU=
github.com/mattn/go-runewidth v0.0.13/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU=
github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/muesli/ansi v0.0.0-20211018074035-2e021307bc4b h1:1XF24mVaiu7u+CFywTdcDo2ie1pzzhwjt6RHqzpMU34=
github.com/muesli/ansi v0.0.0-20211018074035-2e021307bc4b/go.mod h1:fQuZ0gauxyBcmsdE3ZT4NasjaRdxmbCS0jRHsrWu3Ho=
github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
github.com/muesli/cancelreader v0.2.0 h1:SOpr+CfyVNce341kKqvbhhzQhBPyJRXQaCtn03Pae1Q=
github.com/muesli/cancelreader v0.2.0/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
github.com/muesli/reflow v0.2.1-0.20210115123740-9e1d0d53df68/go.mod h1:Xk+z4oIWdQqJzsxyjgl3P22oYZnHdZ8FFTHAQQt5BMQ=
github.com/muesli/reflow v0.3.0 h1:IFsN6K9NfGtjeggFP+68I4chLZV2yIKsXJFNZ+eWh6s=
github.com/muesli/reflow v0.3.0/go.mod h1:pbwTDkVPibjO2kyvBQRBxTWEEGDGq0FlB1BIKtnHY/8=
@@ -33,7 +29,10 @@ github.com/muesli/termenv v0.11.1-0.20220204035834-5ac8409525e0/go.mod h1:Bd5NYQ
github.com/muesli/termenv v0.11.1-0.20220212125758-44cd13922739 h1:QANkGiGr39l1EESqrE0gZw0/AJNYzIvoGLhIoVYtluI=
github.com/muesli/termenv v0.11.1-0.20220212125758-44cd13922739/go.mod h1:Bd5NYQ7pd+SrtBSrSNoBBmXlcY8+Xj4BMJgh8qcZrvs=
github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/sahilm/fuzzy v0.1.0 h1:FzWGaw2Opqyu+794ZQ9SYifWv2EIXpwP4q8dY1kDAwI=
github.com/sahilm/fuzzy v0.1.0/go.mod h1:VFvziUEIMCrT6A6tw2RFIXPXXmzXbOsSHF0DOI8ZK9Y=
@@ -41,10 +40,7 @@ golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220204135822-1c1b9b1eba6a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab h1:2QkjZIsXupsJbJIdSjjUOgWK3aEtzyuh2mPt3l/CkeU=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220209214540-3681064d5158 h1:rm+CHSpPEEW2IsXUib1ThaHIjuBVZjxNgSKmBLFfD4c=
golang.org/x/sys v0.0.0-20220209214540-3681064d5158/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 h1:JGgROgKl9N8DuW20oFS5gxc+lE67/N3FcwmBPMe7ArY=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

View File

@@ -203,7 +203,7 @@ func (m Model) FullHelpView(groups [][]key.Binding) string {
// Column
totalWidth += lipgloss.Width(col)
if m.Width > 0 && totalWidth > m.Width {
if totalWidth > m.Width {
break
}
@@ -212,7 +212,7 @@ func (m Model) FullHelpView(groups [][]key.Binding) string {
// Separator
if i < len(group)-1 {
totalWidth += sepWidth
if m.Width > 0 && totalWidth > m.Width {
if totalWidth > m.Width {
break
}
}

View File

@@ -2,35 +2,35 @@
// keymappings useful in Bubble Tea components. There are a few different ways
// you can define a keymapping with this package. Here's one example:
//
// type KeyMap struct {
// Up key.Binding
// Down key.Binding
// }
// type KeyMap struct {
// Up key.Binding
// Down key.Binding
// }
//
// var DefaultKeyMap = KeyMap{
// Up: key.NewBinding(
// key.WithKeys("k", "up"), // actual keybindings
// key.WithHelp("↑/k", "move up"), // corresponding help text
// ),
// Down: key.NewBinding(
// key.WithKeys("j", "down"),
// key.WithHelp("↓/j", "move down"),
// ),
// }
// var DefaultKeyMap = KeyMap{
// Up: key.NewBinding(
// key.WithKeys("k", "up"), // actual keybindings
// key.WithHelp("↑/k", "move up"), // corresponding help text
// ),
// Down: key.NewBinding(
// key.WithKeys("j", "down"),
// key.WithHelp("↓/j", "move down"),
// ),
// }
//
// func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
// switch msg := msg.(type) {
// case tea.KeyMsg:
// switch {
// case key.Matches(msg, DefaultKeyMap.Up):
// // The user pressed up
// case key.Matches(msg, DefaultKeyMap.Down):
// // The user pressed down
// }
// }
// func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
// switch msg := msg.(type) {
// case tea.KeyMsg:
// switch {
// case key.Matches(msg, DefaultKeyMap.Up):
// // The user pressed up
// case key.Matches(msg, DefaultKeyMap.Down):
// // The user pressed down
// }
// }
//
// // ...
// }
// // ...
// }
//
// The help information, which is not used in the example above, can be used
// to render help text for keystrokes in your views.

View File

@@ -183,18 +183,18 @@ type Model struct {
func New(items []Item, delegate ItemDelegate, width, height int) Model {
styles := DefaultStyles()
sp := spinner.New()
sp := spinner.NewModel()
sp.Spinner = spinner.Line
sp.Style = styles.Spinner
filterInput := textinput.New()
filterInput := textinput.NewModel()
filterInput.Prompt = "Filter: "
filterInput.PromptStyle = styles.FilterPrompt
filterInput.CursorStyle = styles.FilterCursor
filterInput.CharLimit = 64
filterInput.Focus()
p := paginator.New()
p := paginator.NewModel()
p.Type = paginator.Dots
p.ActiveDot = styles.ActivePaginationDot.String()
p.InactiveDot = styles.InactivePaginationDot.String()
@@ -221,7 +221,7 @@ func New(items []Item, delegate ItemDelegate, width, height int) Model {
items: items,
Paginator: p,
spinner: sp,
Help: help.New(),
Help: help.NewModel(),
}
m.updatePagination()
@@ -526,7 +526,7 @@ func (m Model) FilterValue() string {
// SettingFilter returns whether or not the user is currently editing the
// filter value. It's purely a convenience method for the following:
//
// m.FilterState() == Filtering
// m.FilterState() == Filtering
//
// It's included here because it's a common thing to check for when
// implementing this component.
@@ -537,7 +537,8 @@ func (m Model) SettingFilter() bool {
// IsFiltered returns whether or not the list is currently filtered.
// It's purely a convenience method for the following:
//
// m.FilterState() == FilterApplied
// m.FilterState() == FilterApplied
//
func (m Model) IsFiltered() bool {
return m.filterState == FilterApplied
}

View File

@@ -7,7 +7,6 @@ package paginator
import (
"fmt"
"github.com/charmbracelet/bubbles/key"
tea "github.com/charmbracelet/bubbletea"
)
@@ -20,49 +19,20 @@ const (
Dots
)
// KeyMap is the key bindings for different actions within the paginator.
type KeyMap struct {
PrevPage key.Binding
NextPage key.Binding
}
// DefaultKeyMap is the default set of key bindings for navigating and acting
// upon the paginator.
var DefaultKeyMap = KeyMap{
PrevPage: key.NewBinding(key.WithKeys("pgup", "left", "h")),
NextPage: key.NewBinding(key.WithKeys("pgdown", "right", "l")),
}
// Model is the Bubble Tea model for this user interface.
type Model struct {
// Type configures how the pagination is rendered (Arabic, Dots).
Type Type
// Page is the current page number.
Page int
// PerPage is the number of items per page.
PerPage int
// TotalPages is the total number of pages.
TotalPages int
// ActiveDot is used to mark the current page under the Dots display type.
ActiveDot string
// InactiveDot is used to mark inactive pages under the Dots display type.
InactiveDot string
// ArabicFormat is the printf-style format to use for the Arabic display type.
ArabicFormat string
// KeyMap encodes the keybindings recognized by the widget.
KeyMap KeyMap
// Deprecated: customize KeyMap instead.
Type Type
Page int
PerPage int
TotalPages int
ActiveDot string
InactiveDot string
ArabicFormat string
UsePgUpPgDownKeys bool
// Deprecated: customize KeyMap instead.
UseLeftRightKeys bool
// Deprecated: customize KeyMap instead.
UseUpDownKeys bool
// Deprecated: customize KeyMap instead.
UseHLKeys bool
// Deprecated: customize KeyMap instead.
UseJKKeys bool
UseLeftRightKeys bool
UseUpDownKeys bool
UseHLKeys bool
UseJKKeys bool
}
// SetTotalPages is a helper function for calculating the total number of pages
@@ -95,9 +65,10 @@ func (m Model) ItemsOnPage(totalItems int) int {
// of the slice you're rendering and you'll receive the start and end bounds
// corresponding the to pagination. For example:
//
// bunchOfStuff := []stuff{...}
// start, end := model.GetSliceBounds(len(bunchOfStuff))
// sliceToRender := bunchOfStuff[start:end]
// bunchOfStuff := []stuff{...}
// start, end := model.GetSliceBounds(len(bunchOfStuff))
// sliceToRender := bunchOfStuff[start:end]
//
func (m *Model) GetSliceBounds(length int) (start int, end int) {
start = m.Page * m.PerPage
end = min(m.Page*m.PerPage+m.PerPage, length)
@@ -128,14 +99,18 @@ func (m Model) OnLastPage() bool {
// New creates a new model with defaults.
func New() Model {
return Model{
Type: Arabic,
Page: 0,
PerPage: 1,
TotalPages: 1,
KeyMap: DefaultKeyMap,
ActiveDot: "",
InactiveDot: "○",
ArabicFormat: "%d/%d",
Type: Arabic,
Page: 0,
PerPage: 1,
TotalPages: 1,
ActiveDot: "•",
InactiveDot: "",
ArabicFormat: "%d/%d",
UsePgUpPgDownKeys: true,
UseLeftRightKeys: true,
UseUpDownKeys: false,
UseHLKeys: true,
UseJKKeys: false,
}
}
@@ -148,11 +123,45 @@ var NewModel = New
func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
switch msg := msg.(type) {
case tea.KeyMsg:
switch {
case key.Matches(msg, m.KeyMap.NextPage):
m.NextPage()
case key.Matches(msg, m.KeyMap.PrevPage):
m.PrevPage()
if m.UsePgUpPgDownKeys {
switch msg.String() {
case "pgup":
m.PrevPage()
case "pgdown":
m.NextPage()
}
}
if m.UseLeftRightKeys {
switch msg.String() {
case "left":
m.PrevPage()
case "right":
m.NextPage()
}
}
if m.UseUpDownKeys {
switch msg.String() {
case "up":
m.PrevPage()
case "down":
m.NextPage()
}
}
if m.UseHLKeys {
switch msg.String() {
case "h":
m.PrevPage()
case "l":
m.NextPage()
}
}
if m.UseJKKeys {
switch msg.String() {
case "j":
m.PrevPage()
case "k":
m.NextPage()
}
}
}

View File

@@ -37,12 +37,13 @@ const (
defaultDamping = 1.0
)
// Option is used to set options in New. For example:
// Option is used to set options in NewModel. For example:
//
// progress := NewModel(
// WithRamp("#ff0000", "#0000ff"),
// WithoutPercentage(),
// )
//
// progress := New(
// WithRamp("#ff0000", "#0000ff"),
// WithoutPercentage(),
// )
type Option func(*Model)
// WithDefaultGradient sets a gradient fill with default colors.

View File

@@ -85,7 +85,7 @@ var (
}
)
// Model contains the state for the spinner. Use New to create new models
// Model contains the state for the spinner. Use NewModel to create new models
// rather than using Model as a struct literal.
type Model struct {
// Spinner settings to use. See type Spinner.
@@ -208,7 +208,8 @@ func Tick() tea.Msg {
// Option is used to set options in New. For example:
//
// spinner := New(WithSpinner(Dot))
// spinner := New(WithSpinner(Dot))
//
type Option func(*Model)
// WithSpinner is an option to set the spinner.

View File

@@ -59,11 +59,11 @@ func DefaultKeyMap() KeyMap {
),
PageUp: key.NewBinding(
key.WithKeys("b", "pgup"),
key.WithHelp("b/pgup", "page up"),
key.WithHelp("b", "page up"),
),
PageDown: key.NewBinding(
key.WithKeys("f", "pgdown", spacebar),
key.WithHelp("f/pgdn", "page down"),
key.WithKeys("f", "pgup", spacebar),
key.WithHelp("f", "page down"),
),
HalfPageUp: key.NewBinding(
key.WithKeys("u", "ctrl+u"),
@@ -109,7 +109,8 @@ func (m *Model) SetStyles(s Styles) {
// Option is used to set options in New. For example:
//
// table := New(WithColumns([]Column{{Title: "ID", Width: 10}}))
// table := New(WithColumns([]Column{{Title: "ID", Width: 10}}))
//
type Option func(*Model)
// New creates a new model for the table widget.
@@ -290,12 +291,6 @@ func (m Model) Cursor() int {
return m.cursor
}
// SetCursor sets the cursor position in the table.
func (m *Model) SetCursor(n int) {
m.cursor = clamp(n, 0, len(m.rows)-1)
m.UpdateViewport()
}
// MoveUp moves the selection up by any number of row.
// It can not go above the first row.
func (m *Model) MoveUp(n int) {
@@ -345,7 +340,7 @@ func (m *Model) FromValues(value, separator string) {
}
func (m Model) headersView() string {
var s = make([]string, 0, len(m.cols))
var s = make([]string, len(m.cols))
for _, col := range m.cols {
style := lipgloss.NewStyle().Width(col.Width).MaxWidth(col.Width).Inline(true)
renderedCell := style.Render(runewidth.Truncate(col.Title, col.Width, "…"))
@@ -355,7 +350,7 @@ func (m Model) headersView() string {
}
func (m *Model) renderRow(rowID int) string {
var s = make([]string, 0, len(m.cols))
var s = make([]string, len(m.cols))
for i, value := range m.rows[rowID] {
style := lipgloss.NewStyle().Width(m.cols[i].Width).MaxWidth(m.cols[i].Width).Inline(true)
renderedCell := m.styles.Cell.Render(style.Render(runewidth.Truncate(value, m.cols[i].Width, "…")))

791
textarea/modal.go Normal file
View File

@@ -0,0 +1,791 @@
package textarea
import (
"strconv"
"strings"
"unicode"
"github.com/charmbracelet/bubbles/cursor"
tea "github.com/charmbracelet/bubbletea"
rw "github.com/mattn/go-runewidth"
)
// Mode is the possible modes of the textarea for modal editing.
type Mode string
const (
// ModeNormal is the normal mode for navigating around text.
ModeNormal Mode = "normal"
// ModeInsert is the insert mode for inserting text.
ModeInsert Mode = "insert"
)
// SetMode sets the mode of the textarea.
func (m *Model) SetMode(mode Mode) tea.Cmd {
switch mode {
case ModeInsert:
m.mode = ModeInsert
return m.Cursor.SetCursorMode(cursor.CursorBlink)
case ModeNormal:
m.mode = ModeNormal
m.col = clamp(m.col-1, 0, len(m.value[m.row]))
return m.Cursor.SetCursorMode(cursor.CursorStatic)
}
return nil
}
// Action is the type of action that will be performed when the user completes
// a key combination.
type Action int
const (
// ActionMove moves the cursor.
ActionMove Action = iota
// ActionReplace replaces text.
ActionReplace
// ActionDelete deletes text.
ActionDelete
// ActionYank yanks text.
ActionYank
// ActionChange deletes text and enters insert mode.
ActionChange
)
// Position is a (row, column) pair representing a position of the cursor or
// any character.
type Position struct {
Row int
Col int
}
// Range is a range of characters in the text area.
type Range struct {
Start Position
End Position
}
// NormalCommand is a helper for keeping track of the various relevant information
// when performing vim motions in the textarea.
type NormalCommand struct {
// Buffer is the buffer of keys that have been press for the current
// command.
Buffer string
// Count is the number of times to replay the action. This is usually
// optional and defaults to 1.
Count int
// Action is the action to be performed.
Action Action
// Range is the range of characters to perform the action on.
Range Range
// Seeking is the type of seeking that is in progress.
Seeking SeekType
}
// SeekType are the possible types of seeking that can be in progress.
type SeekType int
const (
// SeekNone is the default seeking action.
SeekNone SeekType = iota
// SeekForwardTo is the seeking action for f.
SeekForwardTo // f
// SeekBackwardTo is the seeking action for F.
SeekBackwardTo // F
// SeekForwardUntil is the seeking action for t.
SeekForwardUntil // t
// SeekBackwardUntil is the seeking action for T.
SeekBackwardUntil // T
// SeekAround is the seeking action for a.
SeekAround // a
// SeekInner is the seeking action for i.
SeekInner // i
)
// IsSeeking returns whether the command is in the middle of seeking a range.
func (n *NormalCommand) IsSeeking() bool {
return n.Seeking != SeekNone
}
// IsSeekingForward returns whether the seeking action is in the forward direction (f, t).
func (n *NormalCommand) IsSeekingForward() bool {
return n.Seeking == SeekForwardTo || n.Seeking == SeekForwardUntil
}
// IsSeekingBackward returns whether the seeking action is in the backward direction (F, T).
func (n *NormalCommand) IsSeekingBackward() bool {
return n.Seeking == SeekBackwardTo || n.Seeking == SeekBackwardUntil
}
// executeMsg executes a command.
type executeMsg NormalCommand
// executeCmd implements tea.Cmd for an executeMsg.
func executeCmd(n NormalCommand) tea.Cmd {
return func() tea.Msg {
return executeMsg(n)
}
}
func (m *Model) insertUpdate(msg tea.Msg) tea.Cmd {
switch msg := msg.(type) {
case tea.KeyMsg:
switch msg.String() {
case "esc":
return m.SetMode(ModeNormal)
case "ctrl+k":
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col >= len(m.value[m.row]) {
m.mergeLineBelow(m.row)
break
}
m.deleteAfterCursor()
case "ctrl+u":
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col <= 0 {
m.mergeLineAbove(m.row)
break
}
m.deleteBeforeCursor()
case "backspace", "ctrl+h":
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col <= 0 {
m.mergeLineAbove(m.row)
break
}
if len(m.value[m.row]) > 0 {
m.value[m.row] = append(m.value[m.row][:max(0, m.col-1)], m.value[m.row][m.col:]...)
if m.col > 0 {
m.SetCursor(m.col - 1)
}
}
case "delete", "ctrl+d":
if len(m.value[m.row]) > 0 && m.col < len(m.value[m.row]) {
m.value[m.row] = append(m.value[m.row][:m.col], m.value[m.row][m.col+1:]...)
}
if m.col >= len(m.value[m.row]) {
m.mergeLineBelow(m.row)
break
}
case "alt+backspace", "ctrl+w":
if m.col <= 0 {
m.mergeLineAbove(m.row)
break
}
m.deleteWordLeft()
case "alt+delete", "alt+d":
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col >= len(m.value[m.row]) {
m.mergeLineBelow(m.row)
break
}
m.deleteWordRight()
case "enter", "ctrl+m":
if len(m.value) >= maxHeight {
return nil
}
m.col = clamp(m.col, 0, len(m.value[m.row]))
m.splitLine(m.row, m.col)
case "end", "ctrl+e":
m.CursorEnd()
case "home", "ctrl+a":
m.CursorStart()
case "right", "ctrl+f":
if m.col < len(m.value[m.row]) {
m.SetCursor(m.col + 1)
} else {
if m.row < len(m.value)-1 {
m.row++
m.CursorStart()
}
}
case "down", "ctrl+n":
m.CursorDown()
case "alt+right", "alt+f":
m.wordRight()
case "ctrl+v":
return Paste
case "left", "ctrl+b":
if m.col == 0 && m.row != 0 {
m.row--
m.CursorEnd()
break
}
if m.col > 0 {
m.SetCursor(m.col - 1)
}
case "up", "ctrl+p":
m.CursorUp()
case "alt+left", "alt+b":
m.wordLeft()
default:
if m.CharLimit > 0 && rw.StringWidth(m.Value()) >= m.CharLimit {
break
}
m.col = min(m.col, len(m.value[m.row]))
m.value[m.row] = append(m.value[m.row][:m.col], append(msg.Runes, m.value[m.row][m.col:]...)...)
m.SetCursor(m.col + len(msg.Runes))
}
case pasteMsg:
m.handlePaste(string(msg))
case pasteErrMsg:
m.Err = msg
}
return nil
}
func (m *Model) normalUpdate(msg tea.Msg) tea.Cmd {
switch msg := msg.(type) {
case tea.KeyMsg:
if m.command.IsSeeking() {
return m.seekingUpdate(msg)
}
if m.command.Action == ActionReplace {
for i := m.col; i < m.col+max(m.command.Count, 1); i++ {
if i >= len(m.value[m.row]) || len(msg.Runes) <= 0 {
break
}
m.value[m.row][i] = msg.Runes[0]
}
m.command = &NormalCommand{}
break
}
if !strings.ContainsAny(msg.String(), "jk") {
m.lastCharOffset = 0
}
switch msg.String() {
case "esc":
m.command = &NormalCommand{}
return m.SetMode(ModeNormal)
case "0", "1", "2", "3", "4", "5", "6", "7", "8", "9":
if m.command.Count == 0 && msg.String() == "0" {
m.command.Range = Range{
Start: Position{Row: m.row, Col: m.col},
End: Position{Row: m.row, Col: 0},
}
return executeCmd(*m.command)
}
v := m.command.Buffer + msg.String()
count, err := strconv.Atoi(v)
if err != nil {
count, _ = strconv.Atoi(msg.String())
m.command.Buffer = msg.String()
m.command.Count = count
} else {
m.command.Buffer = v
m.command.Count = count
}
case "o":
m.CursorEnd()
m.splitLine(m.row, m.col)
return m.SetMode(ModeInsert)
case "O":
m.CursorStart()
m.splitLine(m.row, m.col)
m.CursorUp()
return m.SetMode(ModeInsert)
case "G":
var row int
if m.command.Count > 0 {
row = m.command.Count - 1
} else {
row = len(m.value) - 1
}
m.command.Range = Range{
Start: Position{Row: row, Col: m.col},
End: Position{Row: clamp(row, 0, len(m.value)-1), Col: m.col},
}
return executeCmd(*m.command)
case "g":
if m.command.Buffer == "g" {
m.command.Range = Range{
Start: Position{Row: 0, Col: m.col},
End: Position{Row: 0, Col: clamp(m.col, 0, len(m.value[0]))},
}
return executeCmd(*m.command)
}
m.command.Buffer = "g"
case "x":
m.command.Action = ActionDelete
m.command.Range = Range{
Start: Position{Row: m.row, Col: m.col},
End: Position{Row: m.row, Col: m.col + max(m.command.Count, 1)},
}
return executeCmd(*m.command)
case "X":
m.command.Action = ActionDelete
m.command.Range = Range{
Start: Position{Row: m.row, Col: m.col},
End: Position{Row: m.row, Col: m.col - max(m.command.Count, 1)},
}
return executeCmd(*m.command)
case "c":
if m.command.Action == ActionChange {
m.CursorStart()
m.deleteAfterCursor()
m.command = &NormalCommand{}
return m.SetMode(ModeInsert)
}
m.command.Action = ActionChange
case "d":
if m.command.Action == ActionDelete {
for i := 0; i < max(m.command.Count, 1); i++ {
m.value[m.row] = []rune{}
if m.row < len(m.value)-1 {
m.mergeLineBelow(m.row)
} else {
m.mergeLineAbove(m.row)
}
}
m.command = &NormalCommand{}
return nil
}
m.command.Action = ActionDelete
case "y":
m.command.Action = ActionYank
case "t", "T", "f", "F":
m.command.Buffer = msg.String()
switch msg.String() {
case "t":
m.command.Seeking = SeekForwardUntil
case "T":
m.command.Seeking = SeekBackwardUntil
case "f":
m.command.Seeking = SeekForwardTo
case "F":
m.command.Seeking = SeekBackwardTo
}
case "r":
m.command.Action = ActionReplace
case "i":
if m.command.Action != ActionMove {
m.command.Buffer = "i"
m.command.Seeking = SeekInner
return nil
}
m.command.Range = Range{
Start: Position{Row: m.row, Col: m.col},
End: Position{Row: m.row, Col: m.col},
}
return tea.Sequentially(executeCmd(*m.command), m.SetMode(ModeInsert))
case "I":
m.command.Range = Range{
Start: Position{Row: m.row, Col: m.col},
End: Position{Row: m.row, Col: 0},
}
return tea.Sequentially(executeCmd(*m.command), m.SetMode(ModeInsert))
case "a":
if m.command.Action != ActionMove {
m.command.Buffer = "a"
m.command.Seeking = SeekAround
return nil
}
m.command.Range = Range{
Start: Position{Row: m.row, Col: m.col},
End: Position{Row: m.row, Col: m.col + 1},
}
return tea.Sequentially(executeCmd(*m.command), m.SetMode(ModeInsert))
case "A":
m.command.Range = Range{
Start: Position{Row: m.row, Col: m.col},
End: Position{Row: m.row, Col: len(m.value[m.row]) + 1},
}
return tea.Sequentially(executeCmd(*m.command), m.SetMode(ModeInsert))
case "^":
m.command.Range = Range{
Start: Position{m.row, m.col},
End: Position{m.row, 0},
}
return executeCmd(*m.command)
case "$":
m.command.Range = Range{
Start: Position{m.row, m.col},
End: Position{m.row, len(m.value[m.row])},
}
return executeCmd(*m.command)
case "e", "E":
end := m.findWordEndRight(max(m.command.Count, 1), msg.String() == "E")
if m.command.Action == ActionDelete || m.command.Action == ActionChange {
end.Col = min(end.Col+1, len(m.value[end.Row]))
}
m.command.Range = Range{
Start: Position{m.row, m.col},
End: end,
}
return executeCmd(*m.command)
case "w", "W":
m.command.Range = Range{
Start: Position{m.row, m.col},
End: m.findWordStartRight(max(m.command.Count, 1), msg.String() == "W"),
}
return executeCmd(*m.command)
case "b", "B":
m.command.Range = Range{
Start: Position{m.row, m.col},
End: m.findWordLeft(max(m.command.Count, 1), msg.String() == "B"),
}
return executeCmd(*m.command)
case "h", "l":
direction := 1
if msg.String() == "h" {
direction = -1
}
m.command.Range = Range{
Start: Position{m.row, m.col},
End: Position{m.row, clamp(m.col+(direction*max(m.command.Count, 1)), 0, len(m.value[m.row]))},
}
return executeCmd(*m.command)
case "j", "k":
direction := 1
if msg.String() == "k" {
direction = -1
}
row := clamp(m.row+(direction*max(m.command.Count, 1)), 0, len(m.value)-1)
li := m.LineInfo()
charOffset := max(m.lastCharOffset, li.CharOffset)
m.lastCharOffset = charOffset
rowContent := m.value[row]
charWidth := rw.StringWidth(string(rowContent))
col := 0
offset := 0
for offset < charOffset {
if col > len(m.value[row]) || offset >= charWidth-1 {
break
}
offset += rw.RuneWidth(m.value[row][col])
col++
}
m.command.Range = Range{
Start: Position{m.row, m.col},
End: Position{row, col},
}
return executeCmd(*m.command)
case "C":
m.deleteAfterCursor()
m.command = &NormalCommand{}
return m.SetMode(ModeInsert)
case "D":
m.deleteAfterCursor()
m.command = &NormalCommand{}
return nil
case "J":
m.CursorEnd()
m.mergeLineBelow(m.row)
m.command = &NormalCommand{}
return nil
case "p":
return Paste
}
case executeMsg:
switch m.command.Action {
case ActionDelete:
m.deleteRange(m.command.Range)
case ActionChange:
m.deleteRange(m.command.Range)
return m.SetMode(ModeInsert)
case ActionMove:
row := clamp(m.command.Range.End.Row, 0, len(m.value)-1)
m.row = row
m.col = clamp(m.command.Range.End.Col, 0, len(m.value[row]))
}
m.command = &NormalCommand{}
case pasteMsg:
m.handlePaste(string(msg))
}
return nil
}
func (m *Model) seekingUpdate(msg tea.KeyMsg) tea.Cmd {
if len(msg.Runes) <= 0 {
m.command = &NormalCommand{}
}
if msg.Runes[0] == 'w' || msg.Runes[0] == 'W' {
m.command.Range = m.findPairRange(msg.Runes[0])
return executeCmd(*m.command)
}
switch m.command.Buffer {
case "a":
m.command.Range = m.findPairRange(msg.Runes[0])
return executeCmd(*m.command)
case "i":
pr := m.findPairRange(msg.Runes[0])
pr.Start.Col++
pr.End.Col--
m.command.Range = pr
return executeCmd(*m.command)
case "f":
end := m.findCharRight(msg.Runes[0])
m.command.Range = Range{
Start: Position{m.row, m.col},
End: end,
}
case "F":
start := m.findCharLeft(msg.Runes[0])
m.command.Range = Range{
Start: start,
End: Position{m.row, m.col},
}
case "t":
end := m.findCharRight(msg.Runes[0])
end.Col--
m.command.Range = Range{
Start: Position{m.row, m.col},
End: end,
}
case "T":
start := m.findCharLeft(msg.Runes[0])
start.Col++
m.command.Range = Range{
Start: start,
End: Position{m.row, m.col},
}
}
return executeCmd(*m.command)
}
func (m *Model) findCharLeft(r rune) Position {
col := m.col
for col > 0 {
col--
if m.value[m.row][col] == r {
return Position{m.row, col}
}
}
return Position{m.row, m.col}
}
func (m *Model) findCharRight(r rune) Position {
col := m.col
for col < len(m.value[m.row]) {
if m.value[m.row][col] == r {
return Position{m.row, col}
}
col++
}
return Position{m.row, m.col}
}
func (m *Model) findPairRange(r rune) Range {
var startRune, endRune rune
switch r {
case 'w', 'W':
return Range{
Start: m.findWordLeft(0, r == 'W'),
End: m.findWordEndRight(1, true),
}
case '(', ')':
startRune, endRune = '(', ')'
case '{', '}':
startRune, endRune = '{', '}'
case '[', ']':
startRune, endRune = '[', ']'
case '<', '>':
startRune, endRune = '<', '>'
case '"', '\'':
startRune, endRune = r, r
default:
m.command = &NormalCommand{}
return Range{
Start: Position{m.row, m.col},
End: Position{m.row, m.col},
}
}
return Range{
Start: m.findCharLeft(startRune),
End: m.findCharRight(endRune),
}
}
// findWordLeft locates the start of the word on the left of the current word.
// It takes whether or not to break words on spaces or any non-alpha-numeric
// character as an argument.
func (m *Model) findWordLeft(count int, ignorePunctuation bool) Position {
wordBreak := isSoftWordBreak
if ignorePunctuation {
wordBreak = isWordBreak
}
if count == 0 {
if wordBreak(m.value[m.row][m.col-1]) {
return Position{m.row, m.col}
}
count = 1
}
row, col := m.row, m.col
for count > 0 {
if col <= 0 && row > 0 {
row--
col = len(m.value[row]) - 1
}
// Skip all spaces (and punctuation) to the left of the cursor.
for col > 0 && wordBreak(m.value[row][col-1]) {
col--
}
// Then skip all non-spaces to the left of the cursor.
for col > 0 && !wordBreak(m.value[row][col-1]) {
col--
}
count--
if row <= 0 && col <= 0 {
break
}
}
return Position{Row: row, Col: col}
}
// findWordStartRight locates the start of the next word. It takes whether or not to
// break words on spaces or any non-alpha-numeric character as an argument.
func (m *Model) findWordStartRight(count int, ignorePunctuation bool) Position {
wordBreak := isSoftWordBreak
if ignorePunctuation {
wordBreak = isWordBreak
}
row, col := m.row, m.col
for count > 0 {
if col >= len(m.value[row])-1 && row < len(m.value)-1 {
row++
col = 0
}
// Skip until the start of a word is found.
for col < len(m.value[row]) && !wordBreak(m.value[row][col]) {
col++
}
// Skip all spaces to the right of the cursor.
for col < len(m.value[row])-1 && wordBreak(m.value[row][col]) {
col++
}
count--
if row >= len(m.value)-1 && col >= len(m.value[row])-1 {
break
}
}
return Position{Row: row, Col: col}
}
// findWordEndRight locates the start of the next word. It takes whether or not to
// break words on spaces or any non-alpha-numeric character as an argument.
func (m *Model) findWordEndRight(count int, ignorePunctuation bool) Position {
wordBreak := isSoftWordBreak
if ignorePunctuation {
wordBreak = isWordBreak
}
row, col := m.row, m.col
for count > 0 {
if col > len(m.value[row]) && row < len(m.value)-1 {
row++
col = 0
}
// Skip all spaces to the right of the cursor.
for col < len(m.value[row])-1 && wordBreak(m.value[row][col+1]) {
col++
}
// Then skip all non-spaces to the right of the cursor.
for col < len(m.value[row])-1 && !wordBreak(m.value[row][col+1]) {
col++
}
count--
if row <= 0 && col <= 0 {
break
}
}
return Position{Row: row, Col: col}
}
func isWordBreak(char rune) bool {
return unicode.IsSpace(char)
}
func isSoftWordBreak(char rune) bool {
return unicode.IsSpace(char) || unicode.IsPunct(char)
}
func (m *Model) deleteRange(r Range) {
if r.Start.Row == r.End.Row && r.Start.Col == r.End.Col {
return
}
minCol, maxCol := min(r.Start.Col, r.End.Col), max(r.Start.Col, r.End.Col)
minCol = clamp(minCol, 0, len(m.value[r.Start.Row]))
maxCol = clamp(maxCol, 0, len(m.value[r.Start.Row]))
if r.Start.Row == r.End.Row {
// If the action is delete and from a seek action, we need to delete
// the range inclusively.
if m.command.IsSeeking() {
if m.command.IsSeekingForward() {
maxCol = min(maxCol+1, len(m.value[r.Start.Row]))
} else if m.command.IsSeekingBackward() {
minCol = max(minCol-1, 0)
} else if m.command.Seeking == SeekAround || m.command.Seeking == SeekInner {
maxCol = min(maxCol+1, len(m.value[r.Start.Row]))
}
}
m.value[r.Start.Row] = append(m.value[r.Start.Row][:minCol], m.value[r.Start.Row][maxCol:]...)
m.SetCursor(minCol)
return
}
minRow, maxRow := min(r.Start.Row, r.End.Row), max(r.Start.Row, r.End.Row)
if maxRow-minRow == 1 {
if r.Start.Row < r.End.Row {
m.value[r.Start.Row] = append([]rune{}, m.value[r.Start.Row][:r.Start.Col]...)
m.value[r.End.Row] = append([]rune{}, m.value[r.End.Row][r.End.Col:]...)
m.mergeLineBelow(minRow)
} else {
m.value[r.Start.Row] = append([]rune{}, m.value[r.Start.Row][r.Start.Col:]...)
m.value[r.End.Row] = append([]rune{}, m.value[r.End.Row][:r.End.Col]...)
m.mergeLineAbove(maxRow)
}
return
}
for i := max(minRow, 0); i <= min(maxRow, len(m.value)-1); i++ {
m.value[i] = []rune{}
}
m.value = append(m.value[:minRow], m.value[maxRow:]...)
m.row = clamp(0, minRow, len(m.value))
}

View File

@@ -7,7 +7,6 @@ import (
"github.com/atotto/clipboard"
"github.com/charmbracelet/bubbles/cursor"
"github.com/charmbracelet/bubbles/key"
"github.com/charmbracelet/bubbles/viewport"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
@@ -28,63 +27,6 @@ const (
type pasteMsg string
type pasteErrMsg struct{ error }
// KeyMap is the key bindings for different actions within the textarea.
type KeyMap struct {
CharacterBackward key.Binding
CharacterForward key.Binding
DeleteAfterCursor key.Binding
DeleteBeforeCursor key.Binding
DeleteCharacterBackward key.Binding
DeleteCharacterForward key.Binding
DeleteWordBackward key.Binding
DeleteWordForward key.Binding
InsertNewline key.Binding
LineEnd key.Binding
LineNext key.Binding
LinePrevious key.Binding
LineStart key.Binding
Paste key.Binding
WordBackward key.Binding
WordForward key.Binding
InputBegin key.Binding
InputEnd key.Binding
UppercaseWordForward key.Binding
LowercaseWordForward key.Binding
CapitalizeWordForward key.Binding
TransposeCharacterBackward key.Binding
}
// DefaultKeyMap is the default set of key bindings for navigating and acting
// upon the textarea.
var DefaultKeyMap = KeyMap{
CharacterForward: key.NewBinding(key.WithKeys("right", "ctrl+f")),
CharacterBackward: key.NewBinding(key.WithKeys("left", "ctrl+b")),
WordForward: key.NewBinding(key.WithKeys("alt+right", "alt+f")),
WordBackward: key.NewBinding(key.WithKeys("alt+left", "alt+b")),
LineNext: key.NewBinding(key.WithKeys("down", "ctrl+n")),
LinePrevious: key.NewBinding(key.WithKeys("up", "ctrl+p")),
DeleteWordBackward: key.NewBinding(key.WithKeys("alt+backspace", "ctrl+w")),
DeleteWordForward: key.NewBinding(key.WithKeys("alt+delete", "alt+d")),
DeleteAfterCursor: key.NewBinding(key.WithKeys("ctrl+k")),
DeleteBeforeCursor: key.NewBinding(key.WithKeys("ctrl+u")),
InsertNewline: key.NewBinding(key.WithKeys("enter", "ctrl+m")),
DeleteCharacterBackward: key.NewBinding(key.WithKeys("backspace", "ctrl+h")),
DeleteCharacterForward: key.NewBinding(key.WithKeys("delete", "ctrl+d")),
LineStart: key.NewBinding(key.WithKeys("home", "ctrl+a")),
LineEnd: key.NewBinding(key.WithKeys("end", "ctrl+e")),
Paste: key.NewBinding(key.WithKeys("ctrl+v")),
InputBegin: key.NewBinding(key.WithKeys("alt+<", "ctrl+home")),
InputEnd: key.NewBinding(key.WithKeys("alt+>", "ctrl+end")),
CapitalizeWordForward: key.NewBinding(key.WithKeys("alt+c")),
LowercaseWordForward: key.NewBinding(key.WithKeys("alt+l")),
UppercaseWordForward: key.NewBinding(key.WithKeys("alt+u")),
TransposeCharacterBackward: key.NewBinding(key.WithKeys("ctrl+t")),
}
// LineInfo is a helper for keeping track of line information regarding
// soft-wrapped lines.
type LineInfo struct {
@@ -133,29 +75,11 @@ type Model struct {
Err error
// General settings.
// Prompt is printed at the beginning of each line.
//
// When changing the value of Prompt after the model has been
// initialized, ensure that SetWidth() gets called afterwards.
//
// See also SetPromptFunc().
Prompt string
// Placeholder is the text displayed when the user
// hasn't entered anything yet.
Placeholder string
// ShowLineNumbers, if enabled, causes line numbers to be printed
// after the prompt.
ShowLineNumbers bool
// EndOfBufferCharacter is displayed at the end of the input.
Prompt string
Placeholder string
ShowLineNumbers bool
EndOfBufferCharacter rune
// KeyMap encodes the keybindings recognized by the widget.
KeyMap KeyMap
// Styling. FocusedStyle and BlurredStyle are used to style the textarea in
// focused and blurred states.
FocusedStyle Style
@@ -173,13 +97,6 @@ type Model struct {
// accept. If 0 or less, there's no limit.
CharLimit int
// If promptFunc is set, it replaces Prompt as a generator for
// prompt strings at the beginning of each line.
promptFunc func(line int) string
// promptWidth is the width of the prompt.
promptWidth int
// width is the maximum number of characters that can be displayed at once.
// If 0 or less this setting is ignored.
width int
@@ -202,6 +119,12 @@ type Model struct {
// Cursor row.
row int
// mode is the current mode of the textarea.
mode Mode
// command is the normal command of the textarea.
command *NormalCommand
// Last character offset, used to maintain state when the cursor is moved
// vertically such that we can maintain the same navigating position.
lastCharOffset int
@@ -231,13 +154,14 @@ func New() Model {
EndOfBufferCharacter: '~',
ShowLineNumbers: true,
Cursor: cur,
KeyMap: DefaultKeyMap,
value: make([][]rune, minHeight, maxHeight),
mode: ModeInsert,
focus: false,
col: 0,
row: 0,
lineNumberFormat: "%2v ",
command: &NormalCommand{},
viewport: &vp,
}
@@ -339,6 +263,11 @@ func (m Model) Line() int {
return m.row
}
// NormalCommand returns the normal command.
func (m *Model) NormalCommand() *NormalCommand {
return m.command
}
// CursorDown moves the cursor down by one line.
// Returns whether or not the cursor blink should be reset.
func (m *Model) CursorDown() {
@@ -494,10 +423,6 @@ func (m *Model) handlePaste(v string) {
}
}
// Put it all back together
value := append(head, tail...)
m.SetValue(string(value))
// Reset blink state if necessary and run overflow checks
m.SetCursor(m.col + len(paste))
}
@@ -517,24 +442,6 @@ func (m *Model) deleteAfterCursor() {
m.SetCursor(len(m.value[m.row]))
}
// transposeLeft exchanges the runes at the cursor and immediately
// before. No-op if the cursor is at the beginning of the line. If
// the cursor is not at the end of the line yet, moves the cursor to
// the right.
func (m *Model) transposeLeft() {
if m.col == 0 || len(m.value[m.row]) < 2 {
return
}
if m.col >= len(m.value[m.row]) {
m.SetCursor(m.col - 1)
}
m.value[m.row][m.col-1], m.value[m.row][m.col] =
m.value[m.row][m.col], m.value[m.row][m.col-1]
if m.col < len(m.value[m.row]) {
m.SetCursor(m.col + 1)
}
}
// deleteWordLeft deletes the word left to the cursor. Returns whether or not
// the cursor blink should be reset.
func (m *Model) deleteWordLeft() {
@@ -609,50 +516,31 @@ func (m *Model) deleteWordRight() {
m.SetCursor(oldCol)
}
// characterRight moves the cursor one character to the right.
func (m *Model) characterRight() {
if m.col < len(m.value[m.row]) {
m.SetCursor(m.col + 1)
} else {
if m.row < len(m.value)-1 {
m.row++
m.CursorStart()
}
}
}
// characterLeft moves the cursor one character to the left.
// If insideLine is set, the cursor is moved to the last
// character in the previous line, instead of one past that.
func (m *Model) characterLeft(insideLine bool) {
if m.col == 0 && m.row != 0 {
m.row--
m.CursorEnd()
if !insideLine {
return
}
}
if m.col > 0 {
m.SetCursor(m.col - 1)
}
}
// wordLeft moves the cursor one word to the left. Returns whether or not the
// cursor blink should be reset. If input is masked, move input to the start
// so as not to reveal word breaks in the masked input.
func (m *Model) wordLeft() {
for {
m.characterLeft(true /* insideLine */)
if m.col < len(m.value[m.row]) && !unicode.IsSpace(m.value[m.row][m.col]) {
if m.col == 0 || len(m.value[m.row]) == 0 {
return
}
i := m.col - 1
for i >= 0 {
if unicode.IsSpace(m.value[m.row][min(i, len(m.value[m.row])-1)]) {
m.SetCursor(m.col - 1)
i--
} else {
break
}
}
for m.col > 0 {
if unicode.IsSpace(m.value[m.row][m.col-1]) {
for i >= 0 {
if !unicode.IsSpace(m.value[m.row][min(i, len(m.value[m.row])-1)]) {
m.SetCursor(m.col - 1)
i--
} else {
break
}
m.SetCursor(m.col - 1)
}
}
@@ -660,54 +548,28 @@ func (m *Model) wordLeft() {
// cursor blink should be reset. If the input is masked, move input to the end
// so as not to reveal word breaks in the masked input.
func (m *Model) wordRight() {
m.doWordRight(func(int, int) { /* nothing */ })
}
func (m *Model) doWordRight(fn func(charIdx int, pos int)) {
// Skip spaces forward.
for {
if m.col < len(m.value[m.row]) && !unicode.IsSpace(m.value[m.row][m.col]) {
break
}
if m.row == len(m.value)-1 && m.col == len(m.value[m.row]) {
// End of text.
break
}
m.characterRight()
if m.col >= len(m.value[m.row]) || len(m.value[m.row]) == 0 {
return
}
charIdx := 0
for m.col < len(m.value[m.row]) {
if unicode.IsSpace(m.value[m.row][m.col]) {
i := m.col
for i < len(m.value[m.row]) {
if unicode.IsSpace(m.value[m.row][i]) {
m.SetCursor(m.col + 1)
i++
} else {
break
}
fn(charIdx, m.col)
m.SetCursor(m.col + 1)
charIdx++
}
}
// uppercaseRight changes the word to the right to uppercase.
func (m *Model) uppercaseRight() {
m.doWordRight(func(_ int, i int) {
m.value[m.row][i] = unicode.ToUpper(m.value[m.row][i])
})
}
// lowercaseRight changes the word to the right to lowercase.
func (m *Model) lowercaseRight() {
m.doWordRight(func(_ int, i int) {
m.value[m.row][i] = unicode.ToLower(m.value[m.row][i])
})
}
// capitalizeRight changes the word to the right to title case.
func (m *Model) capitalizeRight() {
m.doWordRight(func(charIdx int, i int) {
if charIdx == 0 {
m.value[m.row][i] = unicode.ToTitle(m.value[m.row][i])
for i < len(m.value[m.row]) {
if !unicode.IsSpace(m.value[m.row][i]) {
m.SetCursor(m.col + 1)
i++
} else {
break
}
})
}
}
// LineInfo returns the number of characters from the start of the
@@ -769,18 +631,6 @@ func (m Model) Width() int {
return m.width
}
// moveToBegin moves the cursor to the beginning of the input.
func (m *Model) moveToBegin() {
m.row = 0
m.SetCursor(0)
}
// moveToEnd moves the cursor to the end of the input.
func (m *Model) moveToEnd() {
m.row = len(m.value) - 1
m.SetCursor(len(m.value[m.row]))
}
// SetWidth sets the width of the textarea to fit exactly within the given width.
// This means that the textarea will account for the width of the prompt and
// whether or not line numbers are being shown.
@@ -801,26 +651,10 @@ func (m *Model) SetWidth(w int) {
// Account for base style borders and padding.
inputWidth -= m.style.Base.GetHorizontalFrameSize()
if m.promptFunc == nil {
m.promptWidth = rw.StringWidth(m.Prompt)
}
inputWidth -= m.promptWidth
inputWidth -= rw.StringWidth(m.Prompt)
m.width = clamp(inputWidth, minWidth, maxWidth)
}
// SetPromptFunc supersedes the Prompt field and sets a dynamic prompt
// instead.
// If the function returns a prompt that is shorter than the
// specified promptWidth, it will be padded to the left.
// If it returns a prompt that is longer, display artifacts
// may occur; the caller is responsible for computing an adequate
// promptWidth.
func (m *Model) SetPromptFunc(promptWidth int, fn func(lineIdx int) string) {
m.promptFunc = fn
m.promptWidth = promptWidth
}
// Height returns the current height of the textarea.
func (m Model) Height() int {
return m.height
@@ -848,108 +682,21 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
m.value[m.row] = make([]rune, 0)
}
switch msg := msg.(type) {
case tea.KeyMsg:
switch {
case key.Matches(msg, m.KeyMap.DeleteAfterCursor):
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col >= len(m.value[m.row]) {
m.mergeLineBelow(m.row)
break
}
m.deleteAfterCursor()
case key.Matches(msg, m.KeyMap.DeleteBeforeCursor):
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col <= 0 {
m.mergeLineAbove(m.row)
break
}
m.deleteBeforeCursor()
case key.Matches(msg, m.KeyMap.DeleteCharacterBackward):
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col <= 0 {
m.mergeLineAbove(m.row)
break
}
if len(m.value[m.row]) > 0 {
m.value[m.row] = append(m.value[m.row][:max(0, m.col-1)], m.value[m.row][m.col:]...)
if m.col > 0 {
m.SetCursor(m.col - 1)
}
}
case key.Matches(msg, m.KeyMap.DeleteCharacterForward):
if len(m.value[m.row]) > 0 && m.col < len(m.value[m.row]) {
m.value[m.row] = append(m.value[m.row][:m.col], m.value[m.row][m.col+1:]...)
}
if m.col >= len(m.value[m.row]) {
m.mergeLineBelow(m.row)
break
}
case key.Matches(msg, m.KeyMap.DeleteWordBackward):
if m.col <= 0 {
m.mergeLineAbove(m.row)
break
}
m.deleteWordLeft()
case key.Matches(msg, m.KeyMap.DeleteWordForward):
m.col = clamp(m.col, 0, len(m.value[m.row]))
if m.col >= len(m.value[m.row]) {
m.mergeLineBelow(m.row)
break
}
m.deleteWordRight()
case key.Matches(msg, m.KeyMap.InsertNewline):
if len(m.value) >= maxHeight {
return m, nil
}
m.col = clamp(m.col, 0, len(m.value[m.row]))
m.splitLine(m.row, m.col)
case key.Matches(msg, m.KeyMap.LineEnd):
m.CursorEnd()
case key.Matches(msg, m.KeyMap.LineStart):
m.CursorStart()
case key.Matches(msg, m.KeyMap.CharacterForward):
m.characterRight()
case key.Matches(msg, m.KeyMap.LineNext):
m.CursorDown()
case key.Matches(msg, m.KeyMap.WordForward):
m.wordRight()
case key.Matches(msg, m.KeyMap.Paste):
return m, Paste
case key.Matches(msg, m.KeyMap.CharacterBackward):
m.characterLeft(false /* insideLine */)
case key.Matches(msg, m.KeyMap.LinePrevious):
m.CursorUp()
case key.Matches(msg, m.KeyMap.WordBackward):
m.wordLeft()
case key.Matches(msg, m.KeyMap.InputBegin):
m.moveToBegin()
case key.Matches(msg, m.KeyMap.InputEnd):
m.moveToEnd()
case key.Matches(msg, m.KeyMap.LowercaseWordForward):
m.lowercaseRight()
case key.Matches(msg, m.KeyMap.UppercaseWordForward):
m.uppercaseRight()
case key.Matches(msg, m.KeyMap.CapitalizeWordForward):
m.capitalizeRight()
case key.Matches(msg, m.KeyMap.TransposeCharacterBackward):
m.transposeLeft()
var cmd tea.Cmd
default:
if m.CharLimit > 0 && rw.StringWidth(m.Value()) >= m.CharLimit {
break
}
m.col = min(m.col, len(m.value[m.row]))
m.value[m.row] = append(m.value[m.row][:m.col], append(msg.Runes, m.value[m.row][m.col:]...)...)
m.SetCursor(m.col + len(msg.Runes))
switch m.mode {
case ModeInsert:
cmd = m.insertUpdate(msg)
cmds = append(cmds, cmd)
// Sometimes, we need to enter insert mode after executing a command.
switch msg.(type) {
case executeMsg:
cmd = m.normalUpdate(msg)
cmds = append(cmds, cmd)
}
case pasteMsg:
m.handlePaste(string(msg))
case pasteErrMsg:
m.Err = msg
case ModeNormal:
cmd = m.normalUpdate(msg)
cmds = append(cmds, cmd)
}
vp, cmd := m.viewport.Update(msg)
@@ -958,7 +705,7 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
newRow, newCol := m.cursorLineNumber(), m.col
m.Cursor, cmd = m.Cursor.Update(msg)
if newRow != oldRow || newCol != oldCol {
if m.mode == ModeInsert && (newRow != oldRow || newCol != oldCol) {
m.Cursor.Blink = false
cmd = m.Cursor.BlinkCmd()
}
@@ -982,7 +729,6 @@ func (m Model) View() string {
var newLines int
displayLine := 0
for l, line := range m.value {
wrappedLines := wrap(line, m.width)
@@ -993,10 +739,7 @@ func (m Model) View() string {
}
for wl, wrappedLine := range wrappedLines {
prompt := m.getPromptString(displayLine)
prompt = m.style.Prompt.Render(prompt)
s.WriteString(style.Render(prompt))
displayLine++
s.WriteString(style.Render(m.style.Prompt.Render(m.Prompt)))
if m.ShowLineNumbers {
if wl == 0 {
@@ -1045,10 +788,7 @@ func (m Model) View() string {
// Always show at least `m.Height` lines at all times.
// To do this we can simply pad out a few extra new lines in the view.
for i := 0; i < m.height; i++ {
prompt := m.getPromptString(displayLine)
prompt = m.style.Prompt.Render(prompt)
s.WriteString(prompt)
displayLine++
s.WriteString(m.style.Prompt.Render(m.Prompt))
if m.ShowLineNumbers {
lineNumber := m.style.EndOfBuffer.Render((fmt.Sprintf(m.lineNumberFormat, string(m.EndOfBufferCharacter))))
@@ -1061,19 +801,6 @@ func (m Model) View() string {
return m.style.Base.Render(m.viewport.View())
}
func (m Model) getPromptString(displayLine int) (prompt string) {
prompt = m.Prompt
if m.promptFunc == nil {
return prompt
}
prompt = m.promptFunc(displayLine)
pl := rw.StringWidth(prompt)
if pl < m.promptWidth {
prompt = fmt.Sprintf("%*s%s", m.promptWidth-pl, "", prompt)
}
return prompt
}
// placeholderView returns the prompt and placeholder view, if any.
func (m Model) placeholderView() string {
var (
@@ -1082,8 +809,7 @@ func (m Model) placeholderView() string {
style = m.style.Placeholder.Inline(true)
)
prompt := m.getPromptString(0)
prompt = m.style.Prompt.Render(prompt)
prompt := m.style.Prompt.Render(m.Prompt)
s.WriteString(m.style.CursorLine.Render(prompt))
if m.ShowLineNumbers {
@@ -1100,8 +826,6 @@ func (m Model) placeholderView() string {
// The rest of the new lines
for i := 1; i < m.height; i++ {
s.WriteRune('\n')
prompt := m.getPromptString(i)
prompt = m.style.Prompt.Render(prompt)
s.WriteString(prompt)
if m.ShowLineNumbers {

View File

@@ -1,18 +1,48 @@
package textinput
import (
"context"
"strings"
"sync"
"time"
"unicode"
"github.com/atotto/clipboard"
"github.com/charmbracelet/bubbles/cursor"
"github.com/charmbracelet/bubbles/key"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
rw "github.com/mattn/go-runewidth"
)
const defaultBlinkSpeed = time.Millisecond * 530
// Internal ID management for text inputs. Necessary for blink integrity when
// multiple text inputs are involved.
var (
lastID int
idMtx sync.Mutex
)
// Return the next ID we should use on the Model.
func nextID() int {
idMtx.Lock()
defer idMtx.Unlock()
lastID++
return lastID
}
// initialBlinkMsg initializes cursor blinking.
type initialBlinkMsg struct{}
// blinkMsg signals that the cursor should blink. It contains metadata that
// allows us to tell if the blink message is the one we're expecting.
type blinkMsg struct {
id int
tag int
}
// blinkCanceled is sent when a blink operation is canceled.
type blinkCanceled struct{}
// Internal messages for clipboard operations.
type pasteMsg string
type pasteErrMsg struct{ error }
@@ -35,44 +65,35 @@ const (
// EchoOnEdit.
)
// blinkCtx manages cursor blinking.
type blinkCtx struct {
ctx context.Context
cancel context.CancelFunc
}
// CursorMode describes the behavior of the cursor.
type CursorMode int
// Available cursor modes.
const (
CursorBlink CursorMode = iota
CursorStatic
CursorHide
)
// String returns a the cursor mode in a human-readable format. This method is
// provisional and for informational purposes only.
func (c CursorMode) String() string {
return [...]string{
"blink",
"static",
"hidden",
}[c]
}
// ValidateFunc is a function that returns an error if the input is invalid.
type ValidateFunc func(string) error
// KeyMap is the key bindings for different actions within the textinput.
type KeyMap struct {
CharacterForward key.Binding
CharacterBackward key.Binding
WordForward key.Binding
WordBackward key.Binding
DeleteWordBackward key.Binding
DeleteWordForward key.Binding
DeleteAfterCursor key.Binding
DeleteBeforeCursor key.Binding
DeleteCharacterBackward key.Binding
DeleteCharacterForward key.Binding
LineStart key.Binding
LineEnd key.Binding
Paste key.Binding
}
// DefaultKeyMap is the default set of key bindings for navigating and acting
// upon the textinput.
var DefaultKeyMap = KeyMap{
CharacterForward: key.NewBinding(key.WithKeys("right", "ctrl+f")),
CharacterBackward: key.NewBinding(key.WithKeys("left", "ctrl+b")),
WordForward: key.NewBinding(key.WithKeys("alt+right", "alt+f")),
WordBackward: key.NewBinding(key.WithKeys("alt+left", "alt+b")),
DeleteWordBackward: key.NewBinding(key.WithKeys("alt+backspace", "ctrl+w")),
DeleteWordForward: key.NewBinding(key.WithKeys("alte+delete", "alt+d")),
DeleteAfterCursor: key.NewBinding(key.WithKeys("ctrl+k")),
DeleteBeforeCursor: key.NewBinding(key.WithKeys("ctrl+u")),
DeleteCharacterBackward: key.NewBinding(key.WithKeys("backspace", "ctrl+h")),
DeleteCharacterForward: key.NewBinding(key.WithKeys("delete", "ctrl+d")),
LineStart: key.NewBinding(key.WithKeys("home", "ctrl+a")),
LineEnd: key.NewBinding(key.WithKeys("end", "ctrl+e")),
Paste: key.NewBinding(key.WithKeys("ctrl+v")),
}
// Model is the Bubble Tea model for this text input element.
type Model struct {
Err error
@@ -80,13 +101,9 @@ type Model struct {
// General settings.
Prompt string
Placeholder string
BlinkSpeed time.Duration
EchoMode EchoMode
EchoCharacter rune
Cursor cursor.Model
// Deprecated: use cursor.BlinkSpeed instead.
// This is unused and will be removed in the future.
BlinkSpeed time.Duration
// Styles. These will be applied as inline styles.
//
@@ -107,8 +124,11 @@ type Model struct {
// viewport. If 0 or less this setting is ignored.
Width int
// KeyMap encodes the keybindings recognized by the widget.
KeyMap KeyMap
// The ID of this Model as it relates to other textinput Models.
id int
// The ID of the blink message we're expecting to receive.
blinkTag int
// Underlying text value.
value []rune
@@ -117,6 +137,9 @@ type Model struct {
// component. When false, ignore keyboard input and hide the cursor.
focus bool
// Cursor blink state.
blink bool
// Cursor position.
pos int
@@ -125,6 +148,12 @@ type Model struct {
offset int
offsetRight int
// Used to manage cursor blink
blinkCtx *blinkCtx
// cursorMode determines the behavior of the cursor
cursorMode CursorMode
// Validate is a function that checks whether or not the text within the
// input is valid. If it is not valid, the `Err` field will be set to the
// error returned by the function. If the function is not defined, all
@@ -136,15 +165,21 @@ type Model struct {
func New() Model {
return Model{
Prompt: "> ",
BlinkSpeed: defaultBlinkSpeed,
EchoCharacter: '*',
CharLimit: 0,
PlaceholderStyle: lipgloss.NewStyle().Foreground(lipgloss.Color("240")),
Cursor: cursor.New(),
KeyMap: DefaultKeyMap,
value: nil,
focus: false,
pos: 0,
id: nextID(),
value: nil,
focus: false,
blink: true,
pos: 0,
cursorMode: CursorBlink,
blinkCtx: &blinkCtx{
ctx: context.Background(),
},
}
}
@@ -162,7 +197,6 @@ func (m *Model) SetValue(s string) {
}
}
empty := len(m.value) == 0
m.Err = nil
runes := []rune(s)
@@ -171,8 +205,8 @@ func (m *Model) SetValue(s string) {
} else {
m.value = runes
}
if (m.pos == 0 && empty) || m.pos > len(m.value) {
m.SetCursor(len(m.value))
if m.pos == 0 || m.pos > len(m.value) {
m.setCursor(len(m.value))
}
m.handleOverflow()
}
@@ -182,26 +216,74 @@ func (m Model) Value() string {
return string(m.value)
}
// Position returns the cursor position.
func (m Model) Position() int {
// Cursor returns the cursor position.
func (m Model) Cursor() int {
return m.pos
}
// Blink returns whether or not to draw the cursor.
func (m Model) Blink() bool {
return m.blink
}
// SetCursor moves the cursor to the given position. If the position is
// out of bounds the cursor will be moved to the start or end accordingly.
func (m *Model) SetCursor(pos int) {
m.setCursor(pos)
}
// setCursor moves the cursor to the given position and returns whether or not
// the cursor blink should be reset. If the position is out of bounds the
// cursor will be moved to the start or end accordingly.
func (m *Model) setCursor(pos int) bool {
m.pos = clamp(pos, 0, len(m.value))
m.handleOverflow()
// Show the cursor unless it's been explicitly hidden
m.blink = m.cursorMode == CursorHide
// Reset cursor blink if necessary
return m.cursorMode == CursorBlink
}
// CursorStart moves the cursor to the start of the input field.
func (m *Model) CursorStart() {
m.SetCursor(0)
m.cursorStart()
}
// cursorStart moves the cursor to the start of the input field and returns
// whether or not the curosr blink should be reset.
func (m *Model) cursorStart() bool {
return m.setCursor(0)
}
// CursorEnd moves the cursor to the end of the input field.
func (m *Model) CursorEnd() {
m.SetCursor(len(m.value))
m.cursorEnd()
}
// CursorMode returns the model's cursor mode. For available cursor modes, see
// type CursorMode.
func (m Model) CursorMode() CursorMode {
return m.cursorMode
}
// SetCursorMode sets the model's cursor mode. This method returns a command.
//
// For available cursor modes, see type CursorMode.
func (m *Model) SetCursorMode(mode CursorMode) tea.Cmd {
m.cursorMode = mode
m.blink = m.cursorMode == CursorHide || !m.focus
if mode == CursorBlink {
return Blink
}
return nil
}
// cursorEnd moves the cursor to the end of the input field and returns whether
// the cursor should blink should reset.
func (m *Model) cursorEnd() bool {
return m.setCursor(len(m.value))
}
// Focused returns the focus state on the model.
@@ -210,27 +292,34 @@ func (m Model) Focused() bool {
}
// Focus sets the focus state on the model. When the model is in focus it can
// receive keyboard input and the cursor will be shown.
// receive keyboard input and the cursor will be hidden.
func (m *Model) Focus() tea.Cmd {
m.focus = true
return m.Cursor.Focus()
m.blink = m.cursorMode == CursorHide // show the cursor unless we've explicitly hidden it
if m.cursorMode == CursorBlink && m.focus {
return m.blinkCmd()
}
return nil
}
// Blur removes the focus state on the model. When the model is blurred it can
// not receive keyboard input and the cursor will be hidden.
func (m *Model) Blur() {
m.focus = false
m.Cursor.Blur()
m.blink = true
}
// Reset sets the input to its default state with no input.
func (m *Model) Reset() {
// Reset sets the input to its default state with no input. Returns whether
// or not the cursor blink should reset.
func (m *Model) Reset() bool {
m.value = nil
m.SetCursor(0)
return m.setCursor(0)
}
// handle a clipboard paste event, if supported.
func (m *Model) handlePaste(v string) {
// handle a clipboard paste event, if supported. Returns whether or not the
// cursor blink should reset.
func (m *Model) handlePaste(v string) bool {
paste := []rune(v)
var availSpace int
@@ -240,7 +329,7 @@ func (m *Model) handlePaste(v string) {
// If the char limit's been reached cancel
if m.CharLimit > 0 && availSpace <= 0 {
return
return false
}
// If there's not enough space to paste the whole thing cut the pasted
@@ -277,7 +366,8 @@ func (m *Model) handlePaste(v string) {
m.pos = oldPos
}
m.SetCursor(m.pos)
// Reset blink state if necessary and run overflow checks
return m.setCursor(m.pos)
}
// If a max width is defined, perform some logic to treat the visible area
@@ -325,30 +415,31 @@ func (m *Model) handleOverflow() {
}
}
// deleteBeforeCursor deletes all text before the cursor.
func (m *Model) deleteBeforeCursor() {
// deleteBeforeCursor deletes all text before the cursor. Returns whether or
// not the cursor blink should be reset.
func (m *Model) deleteBeforeCursor() bool {
m.value = m.value[m.pos:]
m.offset = 0
m.SetCursor(0)
return m.setCursor(0)
}
// deleteAfterCursor deletes all text after the cursor. If input is masked
// delete everything after the cursor so as not to reveal word breaks in the
// masked input.
func (m *Model) deleteAfterCursor() {
// deleteAfterCursor deletes all text after the cursor. Returns whether or not
// the cursor blink should be reset. If input is masked delete everything after
// the cursor so as not to reveal word breaks in the masked input.
func (m *Model) deleteAfterCursor() bool {
m.value = m.value[:m.pos]
m.SetCursor(len(m.value))
return m.setCursor(len(m.value))
}
// deleteWordBackward deletes the word left to the cursor.
func (m *Model) deleteWordBackward() {
// deleteWordLeft deletes the word left to the cursor. Returns whether or not
// the cursor blink should be reset.
func (m *Model) deleteWordLeft() bool {
if m.pos == 0 || len(m.value) == 0 {
return
return false
}
if m.EchoMode != EchoNormal {
m.deleteBeforeCursor()
return
return m.deleteBeforeCursor()
}
// Linter note: it's critical that we acquire the initial cursor position
@@ -356,22 +447,22 @@ func (m *Model) deleteWordBackward() {
// call into the corresponding if clause does not apply here.
oldPos := m.pos //nolint:ifshort
m.SetCursor(m.pos - 1)
blink := m.setCursor(m.pos - 1)
for unicode.IsSpace(m.value[m.pos]) {
if m.pos <= 0 {
break
}
// ignore series of whitespace before cursor
m.SetCursor(m.pos - 1)
blink = m.setCursor(m.pos - 1)
}
for m.pos > 0 {
if !unicode.IsSpace(m.value[m.pos]) {
m.SetCursor(m.pos - 1)
blink = m.setCursor(m.pos - 1)
} else {
if m.pos > 0 {
// keep the previous space
m.SetCursor(m.pos + 1)
blink = m.setCursor(m.pos + 1)
}
break
}
@@ -382,26 +473,27 @@ func (m *Model) deleteWordBackward() {
} else {
m.value = append(m.value[:m.pos], m.value[oldPos:]...)
}
return blink
}
// deleteWordForward deletes the word right to the cursor If input is masked
// delete everything after the cursor so as not to reveal word breaks in the
// masked input.
func (m *Model) deleteWordForward() {
// deleteWordRight deletes the word right to the cursor. Returns whether or not
// the cursor blink should be reset. If input is masked delete everything after
// the cursor so as not to reveal word breaks in the masked input.
func (m *Model) deleteWordRight() bool {
if m.pos >= len(m.value) || len(m.value) == 0 {
return
return false
}
if m.EchoMode != EchoNormal {
m.deleteAfterCursor()
return
return m.deleteAfterCursor()
}
oldPos := m.pos
m.SetCursor(m.pos + 1)
m.setCursor(m.pos + 1)
for unicode.IsSpace(m.value[m.pos]) {
// ignore series of whitespace after cursor
m.SetCursor(m.pos + 1)
m.setCursor(m.pos + 1)
if m.pos >= len(m.value) {
break
@@ -410,7 +502,7 @@ func (m *Model) deleteWordForward() {
for m.pos < len(m.value) {
if !unicode.IsSpace(m.value[m.pos]) {
m.SetCursor(m.pos + 1)
m.setCursor(m.pos + 1)
} else {
break
}
@@ -422,25 +514,26 @@ func (m *Model) deleteWordForward() {
m.value = append(m.value[:oldPos], m.value[m.pos:]...)
}
m.SetCursor(oldPos)
return m.setCursor(oldPos)
}
// wordBackward moves the cursor one word to the left. If input is masked, move
// input to the start so as not to reveal word breaks in the masked input.
func (m *Model) wordBackward() {
// wordLeft moves the cursor one word to the left. Returns whether or not the
// cursor blink should be reset. If input is masked, move input to the start
// so as not to reveal word breaks in the masked input.
func (m *Model) wordLeft() bool {
if m.pos == 0 || len(m.value) == 0 {
return
return false
}
if m.EchoMode != EchoNormal {
m.CursorStart()
return
return m.cursorStart()
}
blink := false
i := m.pos - 1
for i >= 0 {
if unicode.IsSpace(m.value[i]) {
m.SetCursor(m.pos - 1)
blink = m.setCursor(m.pos - 1)
i--
} else {
break
@@ -449,30 +542,33 @@ func (m *Model) wordBackward() {
for i >= 0 {
if !unicode.IsSpace(m.value[i]) {
m.SetCursor(m.pos - 1)
blink = m.setCursor(m.pos - 1)
i--
} else {
break
}
}
return blink
}
// wordForward moves the cursor one word to the right. If the input is masked,
// move input to the end so as not to reveal word breaks in the masked input.
func (m *Model) wordForward() {
// wordRight moves the cursor one word to the right. Returns whether or not the
// cursor blink should be reset. If the input is masked, move input to the end
// so as not to reveal word breaks in the masked input.
func (m *Model) wordRight() bool {
if m.pos >= len(m.value) || len(m.value) == 0 {
return
return false
}
if m.EchoMode != EchoNormal {
m.CursorEnd()
return
return m.cursorEnd()
}
blink := false
i := m.pos
for i < len(m.value) {
if unicode.IsSpace(m.value[i]) {
m.SetCursor(m.pos + 1)
blink = m.setCursor(m.pos + 1)
i++
} else {
break
@@ -481,12 +577,14 @@ func (m *Model) wordForward() {
for i < len(m.value) {
if !unicode.IsSpace(m.value[i]) {
m.SetCursor(m.pos + 1)
blink = m.setCursor(m.pos + 1)
i++
} else {
break
}
}
return blink
}
func (m Model) echoTransform(v string) string {
@@ -504,58 +602,76 @@ func (m Model) echoTransform(v string) string {
// Update is the Bubble Tea update loop.
func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
if !m.focus {
m.blink = true
return m, nil
}
// Let's remember where the position of the cursor currently is so that if
// the cursor position changes, we can reset the blink.
oldPos := m.pos //nolint
var resetBlink bool
switch msg := msg.(type) {
case tea.KeyMsg:
switch {
case key.Matches(msg, m.KeyMap.DeleteWordBackward):
switch msg.Type {
case tea.KeyBackspace, tea.KeyCtrlH: // delete character before cursor
m.Err = nil
m.deleteWordBackward()
case key.Matches(msg, m.KeyMap.DeleteCharacterBackward):
m.Err = nil
if len(m.value) > 0 {
m.value = append(m.value[:max(0, m.pos-1)], m.value[m.pos:]...)
if m.pos > 0 {
m.SetCursor(m.pos - 1)
if msg.Alt {
resetBlink = m.deleteWordLeft()
} else {
if len(m.value) > 0 {
m.value = append(m.value[:max(0, m.pos-1)], m.value[m.pos:]...)
if m.pos > 0 {
resetBlink = m.setCursor(m.pos - 1)
}
}
}
case key.Matches(msg, m.KeyMap.WordBackward):
m.wordBackward()
case key.Matches(msg, m.KeyMap.CharacterBackward):
if m.pos > 0 {
m.SetCursor(m.pos - 1)
case tea.KeyLeft, tea.KeyCtrlB:
if msg.Alt { // alt+left arrow, back one word
resetBlink = m.wordLeft()
break
}
case key.Matches(msg, m.KeyMap.WordForward):
m.wordForward()
case key.Matches(msg, m.KeyMap.CharacterForward):
if m.pos < len(m.value) {
m.SetCursor(m.pos + 1)
if m.pos > 0 { // left arrow, ^F, back one character
resetBlink = m.setCursor(m.pos - 1)
}
case key.Matches(msg, m.KeyMap.DeleteWordBackward):
m.deleteWordBackward()
case key.Matches(msg, m.KeyMap.LineStart):
m.CursorStart()
case key.Matches(msg, m.KeyMap.DeleteCharacterForward):
case tea.KeyRight, tea.KeyCtrlF:
if msg.Alt { // alt+right arrow, forward one word
resetBlink = m.wordRight()
break
}
if m.pos < len(m.value) { // right arrow, ^F, forward one character
resetBlink = m.setCursor(m.pos + 1)
}
case tea.KeyCtrlW: // ^W, delete word left of cursor
resetBlink = m.deleteWordLeft()
case tea.KeyHome, tea.KeyCtrlA: // ^A, go to beginning
resetBlink = m.cursorStart()
case tea.KeyDelete, tea.KeyCtrlD: // ^D, delete char under cursor
if len(m.value) > 0 && m.pos < len(m.value) {
m.value = append(m.value[:m.pos], m.value[m.pos+1:]...)
}
case key.Matches(msg, m.KeyMap.LineEnd):
m.CursorEnd()
case key.Matches(msg, m.KeyMap.DeleteAfterCursor):
m.deleteAfterCursor()
case key.Matches(msg, m.KeyMap.DeleteBeforeCursor):
m.deleteBeforeCursor()
case key.Matches(msg, m.KeyMap.Paste):
case tea.KeyCtrlE, tea.KeyEnd: // ^E, go to end
resetBlink = m.cursorEnd()
case tea.KeyCtrlK: // ^K, kill text after cursor
resetBlink = m.deleteAfterCursor()
case tea.KeyCtrlU: // ^U, kill text before cursor
resetBlink = m.deleteBeforeCursor()
case tea.KeyCtrlV: // ^V paste
return m, Paste
case key.Matches(msg, m.KeyMap.DeleteWordForward):
m.deleteWordForward()
default:
case tea.KeyRunes, tea.KeySpace: // input regular characters
if msg.Alt && len(msg.Runes) == 1 {
if msg.Runes[0] == 'd' { // alt+d, delete word right of cursor
resetBlink = m.deleteWordRight()
break
}
if msg.Runes[0] == 'b' { // alt+b, back one word
resetBlink = m.wordLeft()
break
}
if msg.Runes[0] == 'f' { // alt+f, forward one word
resetBlink = m.wordRight()
break
}
}
// Input a regular character
if m.CharLimit <= 0 || len(m.value) < m.CharLimit {
runes := msg.Runes
@@ -565,31 +681,59 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
value = append(value[:m.pos], append(runes, value[m.pos:]...)...)
m.SetValue(string(value))
if m.Err == nil {
m.SetCursor(m.pos + len(runes))
resetBlink = m.setCursor(m.pos + len(runes))
}
}
}
case initialBlinkMsg:
// We accept all initialBlinkMsgs genrated by the Blink command.
if m.cursorMode != CursorBlink || !m.focus {
return m, nil
}
cmd := m.blinkCmd()
return m, cmd
case blinkMsg:
// We're choosy about whether to accept blinkMsgs so that our cursor
// only exactly when it should.
// Is this model blinkable?
if m.cursorMode != CursorBlink || !m.focus {
return m, nil
}
// Were we expecting this blink message?
if msg.id != m.id || msg.tag != m.blinkTag {
return m, nil
}
var cmd tea.Cmd
if m.cursorMode == CursorBlink {
m.blink = !m.blink
cmd = m.blinkCmd()
}
return m, cmd
case blinkCanceled: // no-op
return m, nil
case pasteMsg:
m.handlePaste(string(msg))
resetBlink = m.handlePaste(string(msg))
case pasteErrMsg:
m.Err = msg
}
var cmds []tea.Cmd
var cmd tea.Cmd
m.Cursor, cmd = m.Cursor.Update(msg)
cmds = append(cmds, cmd)
if oldPos != m.pos {
m.Cursor.Blink = false
cmds = append(cmds, m.Cursor.BlinkCmd())
if resetBlink {
cmd = m.blinkCmd()
}
m.handleOverflow()
return m, tea.Batch(cmds...)
return m, cmd
}
// View renders the textinput in its current state.
@@ -606,13 +750,10 @@ func (m Model) View() string {
v := styleText(m.echoTransform(string(value[:pos])))
if pos < len(value) {
char := m.echoTransform(string(value[pos]))
m.Cursor.SetChar(char)
v += m.Cursor.View() // cursor and text under it
v += m.cursorView(m.echoTransform(string(value[pos]))) // cursor and text under it
v += styleText(m.echoTransform(string(value[pos+1:]))) // text after cursor
} else {
m.Cursor.SetChar(" ")
v += m.Cursor.View()
v += m.cursorView(" ")
}
// If a max width and background color were set fill the empty spaces with
@@ -637,9 +778,12 @@ func (m Model) placeholderView() string {
style = m.PlaceholderStyle.Inline(true).Render
)
m.Cursor.TextStyle = m.PlaceholderStyle
m.Cursor.SetChar(p[:1])
v += m.Cursor.View()
// Cursor
if m.blink {
v += m.cursorView(style(p[:1]))
} else {
v += m.cursorView(p[:1])
}
// The rest of the placeholder text
v += style(p[1:])
@@ -647,9 +791,42 @@ func (m Model) placeholderView() string {
return m.PromptStyle.Render(m.Prompt) + v
}
// cursorView styles the cursor.
func (m Model) cursorView(v string) string {
if m.blink {
return m.TextStyle.Render(v)
}
return m.CursorStyle.Inline(true).Reverse(true).Render(v)
}
// blinkCmd is an internal command used to manage cursor blinking.
func (m *Model) blinkCmd() tea.Cmd {
if m.cursorMode != CursorBlink {
return nil
}
if m.blinkCtx != nil && m.blinkCtx.cancel != nil {
m.blinkCtx.cancel()
}
ctx, cancel := context.WithTimeout(m.blinkCtx.ctx, m.BlinkSpeed)
m.blinkCtx.cancel = cancel
m.blinkTag++
return func() tea.Msg {
defer cancel()
<-ctx.Done()
if ctx.Err() == context.DeadlineExceeded {
return blinkMsg{id: m.id, tag: m.blinkTag}
}
return blinkCanceled{}
}
}
// Blink is a command used to initialize cursor blinking.
func Blink() tea.Msg {
return cursor.Blink()
return initialBlinkMsg{}
}
// Paste is a command for pasting from the clipboard into the text input.
@@ -681,31 +858,3 @@ func max(a, b int) int {
}
return b
}
// Deprecated.
// Deprecated: use cursor.Mode.
type CursorMode int
const (
// Deprecated: use cursor.CursorBlink.
CursorBlink = CursorMode(cursor.CursorBlink)
// Deprecated: use cursor.CursorStatic.
CursorStatic = CursorMode(cursor.CursorStatic)
// Deprecated: use cursor.CursorHide.
CursorHide = CursorMode(cursor.CursorHide)
)
func (c CursorMode) String() string {
return cursor.Mode(c).String()
}
// Deprecated: use cursor.Mode().
func (m Model) CursorMode() CursorMode {
return CursorMode(m.Cursor.Mode())
}
// Deprecated: use cursor.SetMode().
func (m *Model) SetCursorMode(mode CursorMode) tea.Cmd {
return m.Cursor.SetMode(cursor.Mode(mode))
}

View File

@@ -207,16 +207,6 @@ func (m *Model) LineUp(n int) (lines []string) {
return m.visibleLines()
}
// TotalLineCount returns the total number of lines (both hidden and visible) within the viewport.
func (m Model) TotalLineCount() int {
return len(m.lines)
}
// VisibleLineCount returns the number of the visible lines within the viewport.
func (m Model) VisibleLineCount() int {
return len(m.visibleLines())
}
// GotoTop sets the viewport to the top position.
func (m *Model) GotoTop() (lines []string) {
if m.AtTop() {
@@ -250,8 +240,9 @@ func Sync(m Model) tea.Cmd {
// number of lines. Use Model.ViewDown to get the lines that should be rendered.
// For example:
//
// lines := model.ViewDown(1)
// cmd := ViewDown(m, lines)
// lines := model.ViewDown(1)
// cmd := ViewDown(m, lines)
//
func ViewDown(m Model, lines []string) tea.Cmd {
if len(lines) == 0 {
return nil
@@ -359,23 +350,18 @@ func (m Model) View() string {
return strings.Repeat("\n", max(0, m.Height-1))
}
w, h := m.Width, m.Height
if sw := m.Style.GetWidth(); sw != 0 {
w = min(w, sw)
lines := m.visibleLines()
// Fill empty space with newlines
extraLines := ""
if len(lines) < m.Height {
extraLines = strings.Repeat("\n", max(0, m.Height-len(lines)))
}
if sh := m.Style.GetHeight(); sh != 0 {
h = min(h, sh)
}
contentWidth := w - m.Style.GetHorizontalFrameSize()
contentHeight := h - m.Style.GetVerticalFrameSize()
contents := lipgloss.NewStyle().
Height(contentHeight). // pad to height.
MaxHeight(contentHeight). // truncate height if taller.
MaxWidth(contentWidth). // truncate width.
Render(strings.Join(m.visibleLines(), "\n"))
return m.Style.Copy().
UnsetWidth().UnsetHeight(). // Style size already applied in contents.
Render(contents)
UnsetWidth().
UnsetHeight().
Render(strings.Join(lines, "\n") + extraLines)
}
func clamp(v, low, high int) int {